Answering a certified question from the Ninth Circuit, the Washington Supreme Court responded that an insurer's agent who makes a representation in a certificate of insurance binds the insurer. T-Mobile USA Inc. v. Selective Ins. Co. of Am., 2019 Wash. LEXIS 659 (Wash. Sup. Ct. Oct. 10, 2019).

    Two T-Mobile

    The Ninth Circuit certified a question to the Washington  Supreme Court as follows:

Under Washington law, is an insurer bound by representations made by its authorized agent in a certificate of insurance with respect to a party's status as an additional insured under a policy issued by the insurer, when the certificate includes language disclaiming